Directed by David Fincher Written by James Vanderbilt Robert Graysmith Cast Jake Gyllenhaal ... Robert Graysmith Mark Ruffalo ... Inspector David Toschi Anthony Edwards ... Inspector William Armstrong Robert Downey Jr. ... Paul Avery Brian Cox ... Melvin Belli John Carroll Lynch ... Arthur Leigh Allen Richmond Arquette ... Zodiac 1 / Zodiac 2 Bob Stephenson ... Zodiac 3 John Lacy ... Zodiac 4 Chloë Sevigny ... Melanie Ed Setrakian ... Al Hyman John Getz ... Templeton Peck John Terry ... Charles Thieriot Candy Clark ... Carol Fisher Elias Koteas ... Sgt. Jack Mulanax Dermot Mulroney ... Captain Marty Lee Donal Logue ... Captain Ken Narlow June Diane Raphael ... Mrs. Toschi (as June Raphael) Ciara Moriarty ... Darlene Ferrin (as Ciara Hughes) Lee Norris ... Young Mike Mageau Patrick Scott Lewis ... Bryan Hartnell Pell James ... Cecilia Shepard Philip Baker Hall ... Sherwood Morrill David Lee Smith ... Father Jason Wiles ... Lab Tech Dagitz Charles Schneider ... Cabbie / Paul Stine James Carraway ... Shorty Tom Verica ... Jim Dunbar Jimmi Simpson ... Mike Mageau Doan Ly ... Belli's Housekeeper Karina Logue ... Woman Joel Bissonnette ... Inspector Kracke Zach Grenier ... Mel Nicolai John Mahon ... Riverside Captain Matt Winston ... John Allen Jules Bruff ... Catherine Allen John Ennis ... Terry Pascoe J. Patrick McCormack ... Police Commissioner Adam Goldberg ... Duffy Jennings James Le Gros ... Officer George Bawart Charles Fleischer ... Bob Vaughn Clea DuVall ... Linda del Buono (as Clea Duvall) Paul Schulze ... Sandy Panzarella Adam Trese ... Detective #1 Penny Wallace ... Mulanax's Secretary John Hemphill ... Donald Cheney Michel Francoeur ... Man on Marquee Thomas Kopache ... Copy Editor #1 Barry Livingston ... Copy Editor #3 Christopher John Fields ... Copy Editor #4 (as Christopher Fields) Jack Samson ... Young David Graysmith Micah Sauers ... David Graysmith Zachary Sauers ... Aaron Graysmith Jessica Baltutis ... Margot Graysmith Peter Quartaroli ... Patrolman Fouke Geoff Callan ... Patrolman Zelms Michael Hungerford ... Truck Driver (as Mike Hungerford) Anna Katarina ... Society Woman E.P. McKnight ... Informant (Hall of Justice A) Betty Murphy ... Informant Jeff Daniel Phillips ... Informant Shane Woodson ... Informant Cookie Crawford ... Informant #8 Cassius M. Willis ... Uniform Cop (as Cassius Willis) Judith Drake ... Florence Douglas Phoebe Holston ... Prison Guard Marty Lodge ... Pinole Foreman Cooper Thornton ... Internal Affairs Agent #1 Cazimir Milostan ... Internal Affairs Agent #2 Charlotte Ferguson ... Kathleen Johns' baby Phoebe Ferguson ... Kathleen Johns' baby Kacey Malmsten ... Kathleen Johns' baby Karly Malmsten ... Kathleen Johns' baby JD Cullum ... Director Stanley B. Herman ... Staff Editor Roy Lee Jones ... Distraught African American Male Michael Rose ... Navy Project Leader James Joseph O'Neil ... DOD Project Leader Rod Damer ... FBI Codebreaker John Sarno ... Donald Harden Gloria Grant ... Bettye Harden Brett Rickaby ... Detective Roy M.F. Bernier ... Detective #2 (as Mark Bernier) Carter Evans ... Newscaster #2 Bill Seward ... TV News Anchor Dave Nemeth ... Newscaster #4 Ted Garcia ... Anchorman #1 Greg Wolf ... Interviewer #1 Barry LeBrock ... Reporter Uncredited Cast Hayati Akbas ... Hardware Store Customer Martin Andris ... Pedestrian David Winston Barge ... Vallejo Desk Ofiicer Felix J. Boyle ... Airport Passenger Brad Carr ... Camera Man Cabran E. Chamberlain ... Pedestrian Francois Dominick ... Informant #6 Mark Falvo ... Reporter Mitchell Fink ... Reporter Erica Ford ... Traveler Bryan C. Hartnell ... Man in Hallway Monica Hartnell ... Woman in Hallway Tish Hicks ... Informant Janis Jones ... Police Receptionist Emily Lineham ... Witness Danielle McKee ... Prisoner Jim McNichols ... Bill Hamlet Derris Nile ... Office Worker Carmen Plumb ... Janie David Alan Poe ... Chronicle Artist Giovanna Ria ... Victim Matthew Shields ... Sheriff's Deputy Ione Skye ... Kathleen Johns Callie Thompson ... Child Witness April Vancelette ... Witness Produced by Ceán Chaffin Bradley J. Fischer Mike Medavoy Arnold Messer Louis Phillips James Vanderbilt Original Music by David Shire

Additional Info Premiere: March 02, 2007 DVD Release: July 24, 2007 Blu-ray Release: January 27, 2009 Country: Distributor: Paramount Studios Websites: Production Companies Paramount Pictures (present) Warner Bros. (present) Phoenix Pictures (producer) Distributors Paramount Pictures   (2007) (USA) (theatrical) Paramount Home Entertainment   (2007) (USA) (DVD) Paramount Home Entertainment   (2007) (USA) (Blu-ray) (DVD) CBS Media Ventures   (2007) (USA) (TV) (as CBS Television Distribution) Paramount Home Entertainment   (2009) (USA) (Blu-ray) (DVD) Paramount Home Entertainment   (2013) (USA) (Blu-ray) (video) Trifecta Entertainment and Media   (2013) (USA) (TV) (syndicated print) Paramount Home Entertainment   (2014) (USA) (Blu-ray) (video) (Director's Cut) (Steelbook) Hotstar   (2015) (World-wide) (video) Netflix   (2021) (USA) (video) (VOD) The Criterion Channel   (2021) (USA) (TV) (digital) Rating Stats Overall Rating 7.3 / 10 Our Rating 6.9 / 10 Your Friends -- / 10 Male Users 6.9 / 10 Female Users -- / 10 Site Ranking #249 / 20,698 Ratings Breakdown Perfect 6 total ratings Almost Perfect 6 total ratings Average 1 total rating Mediocre 1 total rating Crap 1 total rating Site Ranking #245 Lost: Season 3 (2006) #246 Lost: Season 1 (2004) #247 Lost: Season 6 (2010) #248 Lost: Season 4 (2008) #249 Zodiac (2007) #250 Ex Machina (2014) #251 Blood Diamond (2006) #252 A Quiet Place (2018) #253 I, Robot (2004)